using System.Net; 
using System.Security.Cryptography;
using System.IO;
using Newtonsoft.Json;

namespace CRM.BLL.SalesClue
{
    public  class AddSalesClueLogic
    {

        public void PushSaleClueData(string companyUserName,string mobile,string email,string post,string saleClueSource,string companyType)
        {

            //AppSecret
            var AppSecret = "TUSDLFJSJ9877DLJFSLD9999SLDJFS";
            var Appid = "51477108";

            var access_token = "";
            using (var wc = new WebClient())
            {
                var result = wc.DownloadString(string.Format("http://www.xxxxx.com?appid={0}&secret={1}", Appid, AppSecret));
                if (result.Contains("40001"))
                {
                    return;
                }
                access_token = JsonConvert.DeserializeObject<Token>(result).access_token;
            }
            if (string.IsNullOrEmpty(access_token))
            {
                return;
            }

            var Url = string.Format("http://www.xxxxx.com?access_token={0}", access_token);

            //模拟数据
            var dict = new Dictionary<string, string>();

            //这是一个实体对象，传入的参数
            dict.Add("姓名", companyUserName);
            dict.Add("职务", post);
            dict.Add("手机", mobile);
            dict.Add("邮箱",email);
            dict.Add("公司", companyType);
            dict.Add("需求来源", saleClueSource);

            var data = JsonConvert.SerializeObject(dict);
            //数据签名
            var sign = GetMd5(data + AppSecret).ToUpper();
            try
            {
                var PostResutl = Post(Url, data, "application/json", 1000 * 3, Encoding.UTF8, "sign", sign);

            }
            catch (Exception ex)
            {

            }
        }
        public class Token
        {
            public string access_token { get; set; }
            public int expires_in { get; set; }
        }


        public static string GetMd5(string inputStr)
        {
            byte[] md5Bytes = Encoding.UTF8.GetBytes(inputStr);
            MD5 md5 = new MD5CryptoServiceProvider();
            byte[] cryptString = md5.ComputeHash(md5Bytes);
            int len;

            StringBuilder sb = new StringBuilder();
            len = cryptString.Length;
            for (int i = 0; i < len; i++)
            {
                sb.Append(cryptString[i].ToString("X2"));
            }
            return sb.ToString();
        }
        public static string Post(string url, string data, string contentType, int timeoutMillis, Encoding encoding = null, string RequestKey = null, string RequestValue = null)
        {

            encoding = encoding ?? Encoding.UTF8;

            var request = WebRequest.Create(url);
            request.Method = "POST";
            //request.Timeout = timeoutMillis;
            request.ContentType = contentType;
            if (!string.IsNullOrEmpty(RequestKey))
            {
                request.Headers.Add(RequestKey, RequestValue);
            }

            using (var reqStream = request.GetRequestStream())
            {
                using (var writer = new StreamWriter(reqStream, encoding))
                {
                    writer.Write(data);
                    writer.Flush();
                    writer.Close();
                }
            }

            using (var response = request.GetResponse())
            {
                using (var stream = response.GetResponseStream())
                {
                    if (stream == null)
                    {
                        return string.Empty;
                    }

                    using (var reader = new StreamReader(stream, encoding))
                    {
                        var s = reader.ReadToEnd();
                        return s;
                    }
                }
            }
        }
    }
}

   public class HomeController : Controller
    {
        // GET: Home
        [HttpPost]
        public ActionResult Index()
        {
            //分配的AppSerect
            var AppSerect = "dafsdfaijlasjdfsajfd";
            
            if (string.IsNullOrEmpty(Request.Headers["sign"]))
            {
                //不是推送的数据
                return null;
            }

            var sign = Request.Headers["sign"];
            System.IO.Stream s = Request.InputStream;

            var content = "";
            using (var reader = new StreamReader(s, Encoding.UTF8))
            {
                content = reader.ReadToEnd();
            }
            

            var aydata = Newtonsoft.Json.JsonConvert.DeserializeObject<AYC>(content);
            
            if (GetMd5(content + AppSerect) == sign)
            {
             //推送的数据   
            }
            else
            {
                //不是推送的数据
            }
            return Content(content);
        }